If you're wondering how your neighbor got such a lovely glow under their roof eaves, it's probably a set of permanent outdoor lights. The name suggests exactly what they are: a type of string lights ...

University of Tennessee provides funding as a member of The Conversation US. When people name the most important inventions in history, light bulbs are usually on the list. They were much safer than ...

Light therapy is more than just an aesthetically appealing skin treatment (though the "looks cool on social" vibes are an added bonus)—it comes with many proven benefits for treating your most ...

As nights have gotten brighter, the list of health problems linked to artificial lighting has gotten longer, from insomnia to cancer. Lighting in urban areas like Chicago (shown) has gotten brighter ...

The bulbs inside scanners (before transitioning to LED, anyway) were cold cathode fluorescent tubes that emit a fairly wide bandwidth of light. They were purpose-built to produce a very specific type ...

Posts from this topic will be added to your daily email digest and your homepage feed. Striking the right balance for a minimalist phone is hard, and sometimes a couple of new features can go a long ...

Dermatologists explain the science behind wildly popular treatments like red light therapy, which is now available at home—for a steep price. Full-face LED masks like this one can cost up to several ...

Posts from this author will be added to your daily email digest and your homepage feed. For too long, color-changing smart lighting has been stuck inside bulbs and light strips, limiting its use to ...

If your social media feed is full of glowing red face masks and crimson saunas, you're not alone. Lately, it seems like everyone is obsessed with red light therapy and hailing it for its various ...

The concept of the traffic light actually dates all the way back to the 1860s, where gas-lit signals were placed on the posh streets that lined the Houses of Parliament in London. Of course, back then ...